aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.8/libjava/include/jvm.h
diff options
context:
space:
mode:
authorDan Albert <danalbert@google.com>2015-10-13 16:28:19 -0700
committerDan Albert <danalbert@google.com>2015-10-13 16:28:19 -0700
commita8c075f72b231c37823661ba0d7d082a21cd39d9 (patch)
tree395aa3b848d56037292e50466643453485073018 /gcc-4.8/libjava/include/jvm.h
parent5aff2e0142aca13849b4e51de503e71d5010efa6 (diff)
downloadtoolchain_gcc-a8c075f72b231c37823661ba0d7d082a21cd39d9.tar.gz
toolchain_gcc-a8c075f72b231c37823661ba0d7d082a21cd39d9.tar.bz2
toolchain_gcc-a8c075f72b231c37823661ba0d7d082a21cd39d9.zip
Remove gcc-4.8.
Change-Id: Iee9c6985c613f58c82e33a91722d371579eb290f
Diffstat (limited to 'gcc-4.8/libjava/include/jvm.h')
-rw-r--r--gcc-4.8/libjava/include/jvm.h804
1 files changed, 0 insertions, 804 deletions
diff --git a/gcc-4.8/libjava/include/jvm.h b/gcc-4.8/libjava/include/jvm.h
deleted file mode 100644
index ec74f295a..000000000
--- a/gcc-4.8/libjava/include/jvm.h
+++ /dev/null
@@ -1,804 +0,0 @@
-// jvm.h - Header file for private implementation information. -*- c++ -*-
-
-/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation
-
- This file is part of libgcj.
-
-This software is copyrighted work licensed under the terms of the
-Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
-details. */
-
-#ifndef __JAVA_JVM_H__
-#define __JAVA_JVM_H__
-
-// Define this before including jni.h.
-// jni.h is included by jvmpi.h, which might be included. We define
-// this unconditionally because it is convenient and it lets other
-// files include jni.h without difficulty.
-#define __GCJ_JNI_IMPL__
-
-#include <gcj/javaprims.h>
-
-#include <java-assert.h>
-#include <java-threads.h>
-// Must include java-gc.h before Object.h for the implementation.
-#include <java-gc.h>
-
-#include <java/lang/Object.h>
-
-// Include cni.h before field.h to enable all definitions. FIXME.
-#include <gcj/cni.h>
-#include <gcj/field.h>
-
-#include <java/lang/Thread.h>
-
-#include <sysdep/locks.h>
-
-/* Macro for possible unused arguments. */
-#define MAYBE_UNUSED __attribute__((__unused__))
-
-/* Structure of the virtual table. */
-struct _Jv_VTable
-{
-#ifdef __ia64__
- typedef struct { void *pc, *gp; } vtable_elt;
-#else
- typedef void *vtable_elt;
-#endif
- jclass clas;
- void *gc_descr;
-
- // This must be last, as derived classes "extend" this by
- // adding new data members.
- vtable_elt method[1];
-
-#ifdef __ia64__
- void *get_method(int i) { return &method[i]; }
- void set_method(int i, void *fptr) { method[i] = *(vtable_elt *)fptr; }
- void *get_finalizer()
- {
- // We know that get_finalizer is only used for checking whether
- // this object needs to have a finalizer registered. So it is
- // safe to simply return just the PC component of the vtable
- // slot.
- return ((vtable_elt *)(get_method(0)))->pc;
- }
-#else
- void *get_method(int i) { return method[i]; }
- void set_method(int i, void *fptr) { method[i] = fptr; }
- void *get_finalizer() { return get_method(0); }
-#endif
-
- static size_t vtable_elt_size() { return sizeof(vtable_elt); }
-
- // Given a method index, return byte offset from the vtable pointer.
- static jint idx_to_offset (int index)
- {
- return (2 * sizeof (void *)) + (index * vtable_elt_size ());
- }
-
- static _Jv_VTable *new_vtable (int count);
-};
-
-union _Jv_word
-{
- jobject o;
- jint i; // Also stores smaller integral types.
- jfloat f;
- jint ia[1]; // Half of _Jv_word2.
- void* p;
-
-#if SIZEOF_VOID_P == 8
- // We can safely put a long or a double in here without increasing
- // the size of _Jv_Word; we take advantage of this in the interpreter.
- jlong l;
- jdouble d;
-#endif
-
- jclass clazz;
- jstring string;
- struct _Jv_Field *field;
- struct _Jv_Utf8Const *utf8;
- struct _Jv_ResolvedMethod *rmethod;
-};
-
-union _Jv_word2
-{
- jint ia[2];
- jlong l;
- jdouble d;
-};
-
-union _Jv_value
-{
- jbyte byte_value;
- jshort short_value;
- jchar char_value;
- jint int_value;
- jlong long_value;
- jfloat float_value;
- jdouble double_value;
- jobject object_value;
-};
-
-/* Extract a character from a Java-style Utf8 string.
- * PTR points to the current character.
- * LIMIT points to the end of the Utf8 string.
- * PTR is incremented to point after the character thta gets returns.
- * On an error, -1 is returned. */
-#define UTF8_GET(PTR, LIMIT) \
- ((PTR) >= (LIMIT) ? -1 \
- : *(PTR) < 128 ? *(PTR)++ \
- : (*(PTR)&0xE0) == 0xC0 && ((PTR)+=2)<=(LIMIT) && ((PTR)[-1]&0xC0) == 0x80 \
- ? (((PTR)[-2] & 0x1F) << 6) + ((PTR)[-1] & 0x3F) \
- : (*(PTR) & 0xF0) == 0xE0 && ((PTR) += 3) <= (LIMIT) \
- && ((PTR)[-2] & 0xC0) == 0x80 && ((PTR)[-1] & 0xC0) == 0x80 \
- ? (((PTR)[-3]&0x0F) << 12) + (((PTR)[-2]&0x3F) << 6) + ((PTR)[-1]&0x3F) \
- : ((PTR)++, -1))
-
-extern int _Jv_strLengthUtf8(const char* str, int len);
-
-typedef struct _Jv_Utf8Const Utf8Const;
-_Jv_Utf8Const *_Jv_makeUtf8Const (const char *s, int len);
-_Jv_Utf8Const *_Jv_makeUtf8Const (jstring string);
-static inline _Jv_Utf8Const *_Jv_makeUtf8Const (const char *s)
-{
- return _Jv_makeUtf8Const (s, strlen (s));
-}
-extern jboolean _Jv_equalUtf8Consts (const _Jv_Utf8Const *, const _Jv_Utf8Const *);
-extern jboolean _Jv_equal (_Jv_Utf8Const *, jstring, jint);
-extern jboolean _Jv_equaln (_Jv_Utf8Const *, jstring, jint);
-
-/* Helper class which converts a jstring to a temporary char*.
- Uses the supplied buffer, if non-null. Otherwise, allocates
- the buffer on the heap. Use the JV_TEMP_UTF_STRING macro,
- which follows, to automatically allocate a stack buffer if
- the string is small enough. */
-class _Jv_TempUTFString
-{
-public:
- _Jv_TempUTFString(jstring jstr, char* buf=0);
- ~_Jv_TempUTFString();
-
-// Accessors
- operator const char*() const
- {
- return buf_;
- }
- const char* buf() const
- {
- return buf_;
- }
- char* buf()
- {
- return buf_;
- }
-
-private:
- char* buf_;
- bool heapAllocated_;
-};
-
-inline _Jv_TempUTFString::_Jv_TempUTFString (jstring jstr, char* buf)
- : buf_(0), heapAllocated_(false)
-{
- if (!jstr) return;
- jsize len = JvGetStringUTFLength (jstr);
- if (buf)
- buf_ = buf;
- else
- {
- buf_ = (char*) _Jv_Malloc (len+1);
- heapAllocated_ = true;
- }
-
- JvGetStringUTFRegion (jstr, 0, jstr->length(), buf_);
- buf_[len] = '\0';
-}
-
-inline _Jv_TempUTFString::~_Jv_TempUTFString ()
-{
- if (heapAllocated_)
- _Jv_Free (buf_);
-}
-
-/* Macro which uses _Jv_TempUTFString. Allocates a stack-based
- buffer if the string and its null terminator are <= 256
- characters in length. Otherwise, a heap-based buffer is
- used. The parameters to this macro are the variable name
- which is an instance of _Jv_TempUTFString (above) and a
- jstring.
-
- Sample Usage:
-
- jstring jstr = getAJString();
- JV_TEMP_UTF_STRING(utfstr, jstr);
- printf("The string is: %s\n", utfstr.buf());
-
- */
-#define JV_TEMP_UTF_STRING(utfstr, jstr) \
- jstring utfstr##thejstr = (jstr); \
- jsize utfstr##_len = utfstr##thejstr ? JvGetStringUTFLength (utfstr##thejstr) + 1 : 0; \
- char utfstr##_buf[utfstr##_len <= 256 ? utfstr##_len : 0]; \
- _Jv_TempUTFString utfstr(utfstr##thejstr, sizeof(utfstr##_buf)==0 ? 0 : utfstr##_buf)
-
-namespace gcj
-{
- /* Some constants used during lookup of special class methods. */
- extern _Jv_Utf8Const *void_signature; /* "()V" */
- extern _Jv_Utf8Const *clinit_name; /* "<clinit>" */
- extern _Jv_Utf8Const *init_name; /* "<init>" */
- extern _Jv_Utf8Const *finit_name; /* "finit$", */
-
- /* Set to true by _Jv_CreateJavaVM. */
- extern bool runtimeInitialized;
-
- /* Print out class names as they are initialized. */
- extern bool verbose_class_flag;
-
- /* When true, enable the bytecode verifier and BC-ABI verification. */
- extern bool verifyClasses;
-
- /* Thread stack size specified by the -Xss runtime argument. */
- extern size_t stack_size;
-
- /* The start time */
- extern jlong startTime;
-
- /* The VM arguments */
- extern JArray<jstring>* vmArgs;
-
- // Currently loaded classes
- extern jint loadedClasses;
-
- // Unloaded classes
- extern jlong unloadedClasses;
-}
-
-// This class handles all aspects of class preparation and linking.
-class _Jv_Linker
-{
-private:
- typedef unsigned int uaddr __attribute__ ((mode (pointer)));
-
- static _Jv_Field *find_field_helper(jclass, _Jv_Utf8Const *, _Jv_Utf8Const *,
- jclass, jclass *);
- static _Jv_Field *find_field(jclass, jclass, jclass *, _Jv_Utf8Const *,
- _Jv_Utf8Const *);
- static void check_loading_constraints (_Jv_Method *, jclass, jclass);
- static void prepare_constant_time_tables(jclass);
- static jshort get_interfaces(jclass, _Jv_ifaces *);
- static void link_symbol_table(jclass);
- static void link_exception_table(jclass);
- static void layout_interface_methods(jclass);
- static void set_vtable_entries(jclass, _Jv_VTable *);
- static void make_vtable(jclass);
- static void ensure_fields_laid_out(jclass);
- static void ensure_class_linked(jclass);
- static void ensure_supers_installed(jclass);
- static void add_miranda_methods(jclass, jclass);
- static void ensure_method_table_complete(jclass);
- static void verify_class(jclass);
- static jshort find_iindex(jclass *, jshort *, jshort);
- static jshort indexof(void *, void **, jshort);
- static int get_alignment_from_class(jclass);
- static void generate_itable(jclass, _Jv_ifaces *, jshort *);
- static jshort append_partial_itable(jclass, jclass, void **, jshort);
- static _Jv_Method *search_method_in_superclasses (jclass cls, jclass klass,
- _Jv_Utf8Const *method_name,
- _Jv_Utf8Const *method_signature,
- jclass *found_class,
- bool check_perms = true);
- static void *create_error_method(_Jv_Utf8Const *, jclass);
-
- /* The least significant bit of the signature pointer in a symbol
- table is set to 1 by the compiler if the reference is "special",
- i.e. if it is an access to a private field or method. Extract
- that bit, clearing it in the address and setting the LSB of
- SPECIAL accordingly. */
- static void maybe_adjust_signature (_Jv_Utf8Const *&s, uaddr &special)
- {
- union {
- _Jv_Utf8Const *signature;
- uaddr signature_bits;
- };
- signature = s;
- special = signature_bits & 1;
- signature_bits -= special;
- s = signature;
- }
-
- static _Jv_Mutex_t resolve_mutex;
- static void init (void) __attribute__((constructor));
-
-public:
-
- static bool has_field_p (jclass, _Jv_Utf8Const *);
- static void print_class_loaded (jclass);
- static void resolve_class_ref (jclass, jclass *);
- static void wait_for_state(jclass, int);
- static _Jv_Method *resolve_method_entry (jclass, jclass &,
- int, int,
- bool, bool);
- static _Jv_word resolve_pool_entry (jclass, int, bool =false);
- static void resolve_field (_Jv_Field *, java::lang::ClassLoader *);
- static void verify_type_assertions (jclass);
- static _Jv_Method *search_method_in_class (jclass, jclass,
- _Jv_Utf8Const *,
- _Jv_Utf8Const *,
- bool check_perms = true);
- static void layout_vtable_methods(jclass);
-
- static jbyte read_cpool_entry (_Jv_word *data,
- const _Jv_Constants *const pool,
- int index)
- {
- _Jv_MutexLock (&resolve_mutex);
- jbyte tags = pool->tags[index];
- *data = pool->data[index];
- _Jv_MutexUnlock (&resolve_mutex);
- return tags;
- }
-
- static void write_cpool_entry (_Jv_word data, jbyte tags,
- _Jv_Constants *pool,
- int index)
- {
- _Jv_MutexLock (&resolve_mutex);
- pool->data[index] = data;
- pool->tags[index] = tags;
- _Jv_MutexUnlock (&resolve_mutex);
- }
-};
-
-/* Type of pointer used as finalizer. */
-typedef void _Jv_FinalizerFunc (jobject);
-
-/* Allocate space for a new Java object. */
-void *_Jv_AllocObj (jsize size, jclass cl) __attribute__((__malloc__));
-/* Allocate space for a potentially uninitialized pointer-free object.
- Interesting only with JV_HASH_SYNCHRONIZATION. */
-void *_Jv_AllocPtrFreeObj (jsize size, jclass cl) __attribute__((__malloc__));
-/* Allocate space for an array of Java objects. */
-void *_Jv_AllocArray (jsize size, jclass cl) __attribute__((__malloc__));
-/* Allocate space that is known to be pointer-free. */
-void *_Jv_AllocBytes (jsize size) __attribute__((__malloc__));
-/* Allocate space for a new non-Java object, which does not have the usual
- Java object header but may contain pointers to other GC'ed objects. */
-void *_Jv_AllocRawObj (jsize size) __attribute__((__malloc__));
-/* Allocate a double-indirect pointer to a _Jv_ClosureList such that
- the _Jv_ClosureList gets automatically finalized when it is no
- longer reachable, not even by other finalizable objects. */
-_Jv_ClosureList **_Jv_ClosureListFinalizer (void) __attribute__((__malloc__));
-/* Explicitly throw an out-of-memory exception. */
-void _Jv_ThrowNoMemory() __attribute__((__noreturn__));
-/* Allocate an object with a single pointer. The first word is reserved
- for the GC, and the second word is the traced pointer. */
-void *_Jv_AllocTraceOne (jsize size /* incl. reserved slot */);
-/* Ditto, but for two traced pointers. */
-void *_Jv_AllocTraceTwo (jsize size /* incl. reserved slot */);
-/* Initialize the GC. */
-void _Jv_InitGC (void);
-/* Register a finalizer. */
-void _Jv_RegisterFinalizer (void *object, _Jv_FinalizerFunc *method);
-/* Compute the GC descriptor for a class */
-void * _Jv_BuildGCDescr(jclass);
-
-/* Allocate some unscanned, unmoveable memory. Return NULL if out of
- memory. */
-void *_Jv_MallocUnchecked (jsize size) __attribute__((__malloc__));
-
-/* Initialize finalizers. The argument is a function to be called
- when a finalizer is ready to be run. */
-void _Jv_GCInitializeFinalizers (void (*notifier) (void));
-/* Run finalizers for objects ready to be finalized.. */
-void _Jv_RunFinalizers (void);
-/* Run all finalizers. Should be called only before exit. */
-void _Jv_RunAllFinalizers (void);
-/* Perform a GC. */
-void _Jv_RunGC (void);
-/* Disable and enable GC. */
-void _Jv_DisableGC (void);
-void _Jv_EnableGC (void);
-/* Register a disappearing link. This is a field F which should be
- cleared when *F is found to be inaccessible. This is used in the
- implementation of java.lang.ref.Reference. */
-void _Jv_GCRegisterDisappearingLink (jobject *objp);
-/* Return true if OBJECT should be reclaimed. This is used to
- implement soft references. */
-jboolean _Jv_GCCanReclaimSoftReference (jobject obj);
-
-/* Register a finalizer for a String object. This is only used by
- the intern() implementation. */
-void _Jv_RegisterStringFinalizer (jobject str);
-/* This is called to actually finalize a possibly-intern()d String. */
-void _Jv_FinalizeString (jobject str);
-
-/* Return approximation of total size of heap. */
-long _Jv_GCTotalMemory (void);
-/* Return approximation of total free memory. */
-long _Jv_GCFreeMemory (void);
-
-/* Set initial heap size. If SIZE==0, ignore. Should be run before
- _Jv_InitGC. Not required to have any actual effect. */
-void _Jv_GCSetInitialHeapSize (size_t size);
-
-/* Set maximum heap size. If SIZE==0, unbounded. Should be run
- before _Jv_InitGC. Not required to have any actual effect. */
-void _Jv_GCSetMaximumHeapSize (size_t size);
-
-/* External interface to setting the heap size. Parses ARG (a number
- which can optionally have "k" or "m" appended and calls
- _Jv_GCSetInitialHeapSize. */
-void _Jv_SetInitialHeapSize (const char *arg);
-
-/* External interface to setting the maximum heap size. Parses ARG (a
- number which can optionally have "k" or "m" appended and calls
- _Jv_GCSetMaximumHeapSize. */
-void _Jv_SetMaximumHeapSize (const char *arg);
-
-/* External interface for setting the GC_free_space_divisor. Calls
- GC_set_free_space_divisor and returns the old value. */
-int _Jv_SetGCFreeSpaceDivisor (int div);
-
-/* Free the method cache, if one was allocated. This is only called
- during thread deregistration. */
-void _Jv_FreeMethodCache ();
-
-/* Set the stack size for threads. Parses ARG, a number which can
- optionally have "k" or "m" appended. */
-void _Jv_SetStackSize (const char *arg);
-
-extern "C" void JvRunMain (jclass klass, int argc, const char **argv);
-extern "C" void JvRunMainName (const char *name, int argc, const char **argv);
-
-void _Jv_RunMain (jclass klass, const char *name, int argc, const char **argv,
- bool is_jar);
-
-void _Jv_RunMain (struct _Jv_VMInitArgs *vm_args, jclass klass,
- const char *name, int argc, const char **argv, bool is_jar);
-
-// Delayed until after _Jv_AllocRawObj is declared.
-inline _Jv_VTable *
-_Jv_VTable::new_vtable (int count)
-{
- size_t size = sizeof(_Jv_VTable) + (count - 1) * vtable_elt_size ();
- return (_Jv_VTable *) _Jv_AllocRawObj (size);
-}
-
-// Determine if METH gets an entry in a VTable.
-static inline jboolean _Jv_isVirtualMethod (_Jv_Method *meth)
-{
- using namespace java::lang::reflect;
- return (((meth->accflags & (Modifier::STATIC | Modifier::PRIVATE)) == 0)
- && meth->name->first() != '<');
-}
-
-// This function is used to determine the hash code of an object.
-inline jint
-_Jv_HashCode (jobject obj)
-{
- // This was chosen to yield relatively well distributed results on
- // both 32- and 64-bit architectures. Note 0x7fffffff is prime.
- // FIXME: we assume sizeof(long) == sizeof(void *).
- return (jint) ((unsigned long) obj % 0x7fffffff);
-}
-
-// Return a raw pointer to the elements of an array given the array
-// and its element type. You might think we could just pick a single
-// array type and use elements() on it, but we can't because we must
-// account for alignment of the element type. When ARRAY is null, we
-// obtain the number of bytes taken by the base part of the array.
-inline char *
-_Jv_GetArrayElementFromElementType (jobject array,
- jclass element_type)
-{
- char *elts;
- if (element_type == JvPrimClass (byte))
- elts = (char *) elements ((jbyteArray) array);
- else if (element_type == JvPrimClass (short))
- elts = (char *) elements ((jshortArray) array);
- else if (element_type == JvPrimClass (int))
- elts = (char *) elements ((jintArray) array);
- else if (element_type == JvPrimClass (long))
- elts = (char *) elements ((jlongArray) array);
- else if (element_type == JvPrimClass (boolean))
- elts = (char *) elements ((jbooleanArray) array);
- else if (element_type == JvPrimClass (char))
- elts = (char *) elements ((jcharArray) array);
- else if (element_type == JvPrimClass (float))
- elts = (char *) elements ((jfloatArray) array);
- else if (element_type == JvPrimClass (double))
- elts = (char *) elements ((jdoubleArray) array);
- else
- elts = (char *) elements ((jobjectArray) array);
- return elts;
-}
-
-extern "C" void _Jv_ThrowBadArrayIndex (jint bad_index)
- __attribute__((noreturn));
-extern "C" void _Jv_ThrowNullPointerException (void)
- __attribute__((noreturn));
-extern "C" void _Jv_ThrowNoSuchMethodError (void)
- __attribute__((noreturn));
-extern "C" void _Jv_ThrowNoSuchFieldError (int)
- __attribute__((noreturn));
-extern "C" jobject _Jv_NewArray (jint type, jint size)
- __attribute__((__malloc__));
-extern "C" jobject _Jv_NewMultiArray (jclass klass, jint dims, ...)
- __attribute__((__malloc__));
-extern "C" void *_Jv_CheckCast (jclass klass, jobject obj);
-extern "C" void *_Jv_LookupInterfaceMethod (jclass klass, Utf8Const *name,
- Utf8Const *signature);
-extern "C" void *_Jv_LookupInterfaceMethodIdx (jclass klass, jclass iface,
- int meth_idx);
-extern "C" void _Jv_CheckArrayStore (jobject array, jobject obj);
-extern "C" void _Jv_RegisterClass (jclass klass);
-extern "C" void _Jv_RegisterClasses (const jclass *classes);
-extern "C" void _Jv_RegisterClasses_Counted (const jclass *classes,
- size_t count);
-extern "C" void _Jv_RegisterResource (void *vptr);
-extern void _Jv_UnregisterClass (_Jv_Utf8Const*, java::lang::ClassLoader*);
-
-extern "C" jobject _Jv_UnwrapJNIweakReference (jobject);
-
-extern jclass _Jv_FindClass (_Jv_Utf8Const *name,
- java::lang::ClassLoader *loader);
-
-extern jclass _Jv_FindClassNoException (_Jv_Utf8Const *name,
- java::lang::ClassLoader *loader);
-
-extern jclass _Jv_FindClassFromSignature (char *,
- java::lang::ClassLoader *loader,
- char ** = NULL);
-
-extern jclass _Jv_FindClassFromSignatureNoException (char *,
- java::lang::ClassLoader *loader,
- char ** = NULL);
-
-extern void _Jv_GetTypesFromSignature (jmethodID method,
- jclass declaringClass,
- JArray<jclass> **arg_types_out,
- jclass *return_type_out);
-
-extern jboolean _Jv_CheckAccess (jclass self_klass, jclass other_klass,
- jint flags);
-
-extern jobject _Jv_CallAnyMethodA (jobject obj, jclass return_type,
- jmethodID meth, jboolean is_constructor,
- JArray<jclass> *parameter_types,
- jobjectArray args,
- jclass iface = NULL);
-
-union jvalue;
-extern void _Jv_CallAnyMethodA (jobject obj,
- jclass return_type,
- jmethodID meth,
- jboolean is_constructor,
- jboolean is_virtual_call,
- JArray<jclass> *parameter_types,
- const jvalue *args,
- jvalue *result,
- jboolean is_jni_call = true,
- jclass iface = NULL);
-
-extern void _Jv_CheckOrCreateLoadingConstraint (jclass,
- java::lang::ClassLoader *);
-
-extern jobject _Jv_NewMultiArray (jclass, jint ndims, jint* dims)
- __attribute__((__malloc__));
-
-extern "C" void _Jv_ThrowAbstractMethodError () __attribute__((__noreturn__));
-
-/* Checked divide subroutines. */
-extern "C"
-{
- jint _Jv_divI (jint, jint);
- jint _Jv_remI (jint, jint);
- jlong _Jv_divJ (jlong, jlong);
- jlong _Jv_remJ (jlong, jlong);
-}
-
-/* Get the number of arguments (cf. argc) or 0 if our argument
- list was never initialized. */
-extern int _Jv_GetNbArgs (void);
-
-/* Get the specified argument (cf. argv[index]) or "" if either
- our argument list was never initialized or the specified index
- is out of bounds. */
-extern const char * _Jv_GetSafeArg (int index);
-
-/* Sets our argument list. Can be used by programs with non-standard
- entry points. */
-extern void _Jv_SetArgs (int argc, const char **argv);
-
-/* Get the name of the running executable. */
-extern const char *_Jv_ThisExecutable (void);
-
-/* Return a pointer to a symbol in executable or loaded library. */
-void *_Jv_FindSymbolInExecutable (const char *);
-
-/* Initialize JNI. */
-extern void _Jv_JNI_Init (void);
-
-/* Get or set the per-thread JNIEnv used by the invocation API. */
-_Jv_JNIEnv *_Jv_GetCurrentJNIEnv ();
-void _Jv_SetCurrentJNIEnv (_Jv_JNIEnv *);
-
-/* Free a JNIEnv. */
-void _Jv_FreeJNIEnv (_Jv_JNIEnv *);
-
-extern "C" void _Jv_JNI_PopSystemFrame (_Jv_JNIEnv *);
-_Jv_JNIEnv *_Jv_GetJNIEnvNewFrameWithLoader (::java::lang::ClassLoader *);
-
-struct _Jv_JavaVM;
-_Jv_JavaVM *_Jv_GetJavaVM ();
-
-/* Get a JVMTI environment */
-struct _Jv_JVMTIEnv;
-_Jv_JVMTIEnv *_Jv_GetJVMTIEnv (void);
-
-/* Initialize JVMTI */
-extern void _Jv_JVMTI_Init (void);
-
-// Some verification functions from defineclass.cc.
-bool _Jv_VerifyFieldSignature (_Jv_Utf8Const*sig);
-bool _Jv_VerifyMethodSignature (_Jv_Utf8Const*sig);
-bool _Jv_VerifyClassName (unsigned char* ptr, _Jv_ushort length);
-bool _Jv_VerifyClassName (_Jv_Utf8Const *name);
-bool _Jv_VerifyIdentifier (_Jv_Utf8Const *);
-bool _Jv_ClassNameSamePackage (_Jv_Utf8Const *name1, _Jv_Utf8Const *name2);
-
-struct _Jv_core_chain
-{
- int name_length;
- const char *name;
- int data_length;
- const void *data;
-
- struct _Jv_core_chain *next;
-};
-
-// This is called when new core data is loaded.
-extern void (*_Jv_RegisterCoreHook) (_Jv_core_chain *);
-
-_Jv_core_chain *_Jv_FindCore (_Jv_core_chain *node, jstring name);
-void _Jv_FreeCoreChain (_Jv_core_chain *chain);
-
-#ifdef ENABLE_JVMPI
-
-#include "jvmpi.h"
-
-extern void (*_Jv_JVMPI_Notify_OBJECT_ALLOC) (JVMPI_Event *event);
-extern void (*_Jv_JVMPI_Notify_THREAD_START) (JVMPI_Event *event);
-extern void (*_Jv_JVMPI_Notify_THREAD_END) (JVMPI_Event *event);
-#endif
-
-/* FIXME: this should really be defined in some more generic place */
-#define ROUND(V, A) (((((unsigned) (V))-1) | ((A)-1))+1)
-
-extern void _Jv_RegisterBootstrapPackages ();
-
-#define FLAG_BINARYCOMPAT_ABI (1<<31) /* Class is built with the BC-ABI. */
-
-#define FLAG_BOOTSTRAP_LOADER (1<<30) /* Used when defining a class that
- should be loaded by the bootstrap
- loader. */
-
-// These are used to find ABI versions we recognize.
-#define GCJ_CXX_ABI_VERSION (__GNUC__ * 100000 + __GNUC_MINOR__ * 1000)
-
-// This is the old-style BC version ID used by GCJ 4.0.0.
-#define OLD_GCJ_40_BC_ABI_VERSION (4 * 10000 + 0 * 10 + 5)
-
-// New style version IDs used by GCJ 4.0.1 and later.
-#define GCJ_40_BC_ABI_VERSION (4 * 100000 + 0 * 1000)
-
-void _Jv_CheckABIVersion (unsigned long value);
-
-
-inline bool
-_Jv_ClassForBootstrapLoader (unsigned long value)
-{
- return (value & FLAG_BOOTSTRAP_LOADER);
-}
-
-// It makes the source cleaner if we simply always define this
-// function. If the interpreter is not built, it will never return
-// 'true'.
-extern inline jboolean
-_Jv_IsInterpretedClass (jclass c)
-{
- return (c->accflags & java::lang::reflect::Modifier::INTERPRETED) != 0;
-}
-
-// Return true if the class was compiled with the BC ABI.
-extern inline jboolean
-_Jv_IsBinaryCompatibilityABI (jclass c)
-{
- // There isn't really a better test for the ABI type at this point,
- // that will work once the class has been registered.
- return c->otable_syms || c->atable_syms || c->itable_syms;
-}
-
-// Returns whether the given class does not really exists (ie. we have no
-// bytecode) but still allows us to do some very conservative actions.
-// E.g. throwing a NoClassDefFoundError with the name of the missing
-// class.
-extern inline jboolean
-_Jv_IsPhantomClass (jclass c)
-{
- return c->state == JV_STATE_PHANTOM;
-}
-
-// A helper function defined in prims.cc.
-char* _Jv_PrependVersionedLibdir (char* libpath);
-
-
-// An enum for use with JvSetThreadState. We use a C++ enum rather
-// than the Java enum to avoid problems with class initialization
-// during VM bootstrap.
-typedef enum
-{
- JV_BLOCKED,
- JV_NEW,
- JV_RUNNABLE,
- JV_TERMINATED,
- JV_TIMED_WAITING,
- JV_WAITING
-} JvThreadState;
-
-// Temporarily set the thread's state.
-class JvSetThreadState
-{
-private:
- ::java::lang::Thread *thread;
- jint saved;
-
-public:
-
- // Note that 'cthread' could be NULL -- during VM startup there may
- // not be a Thread available.
- JvSetThreadState(::java::lang::Thread *cthread, JvThreadState nstate)
- : thread (cthread),
- saved (cthread ? cthread->state : (jint)JV_NEW)
- {
- if (thread)
- thread->state = nstate;
- }
-
- ~JvSetThreadState()
- {
- if (thread)
- thread->state = saved;
- }
-};
-
-// This structure is used to represent all the data the native side
-// needs. An object of this type is assigned to the `data' member of
-// the Thread class.
-struct natThread
-{
- // A thread is either alive, dead, or being sent a signal; if it is
- // being sent a signal, it is also alive. Thus, if you want to know
- // if a thread is alive, it is sufficient to test alive_status !=
- // THREAD_DEAD.
- volatile obj_addr_t alive_flag;
-
- // These are used to interrupt sleep and join calls. We can share a
- // condition variable here since it only ever gets notified when the thread
- // exits.
- _Jv_Mutex_t join_mutex;
- _Jv_ConditionVariable_t join_cond;
-
- // These are used by Unsafe.park() and Unsafe.unpark().
- ParkHelper park_helper;
-
- // This is private data for the thread system layer.
- _Jv_Thread_t *thread;
-
- // Each thread has its own JNI object.
- _Jv_JNIEnv *jni_env;
-};
-
-#endif /* __JAVA_JVM_H__ */